An efficient synthesis of 3,4-dihydropyrimidin-2-ones catalyzed by NH2SO3H under ultrasound irradiation

被引：241
|
作者：
Li, JT [1 ]
Han, JF [1 ]
Yang, JH [1 ]
Li, TS [1 ]
机构：
[1] Hebei Univ, Coll Chem & Environm Sci, Baoding 071002, Peoples R China
来源：
ULTRASONICS SONOCHEMISTRY | 2003年 / 10卷 / 03期
关键词：
Biginelli reaction; dihydropyrimidinones; synthesis; ultrasound irradiation;
D O I：
10.1016/S1350-4177(03)00092-0
中图分类号：
O42 [声学];
学科分类号：
070206 ; 082403 ;
摘要：
The condensation of aldehydes, beta-keto esters and urea catalyzed by NH2SO3H in ethanol results dihydropyrimidinones in high yields under ultrasound irradiation. (C) 2003 Elsevier Science B.V. All rights reserved.
引用
收藏
页码：119 / 122
页数：4
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